16455791934051568

Names of 16455791934051568

• Cardinal: 16455791934051568 can be written as Sixteen quadrillion, four hundred fifty-five trillion, seven hundred ninety-one billion, nine hundred thirty-four million, fifty-one thousand, five hundred sixty-eight.

Scientific notation

• Scientific notation: 1.6455791934051568 × 10¹⁶

Factors of 16455791934051568

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 109

Divisors of 16455791934051568

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 4 7 8 14 16 28 29 49 56 58 71 98 112 116 142 196 203 232 284 343 392 406 464 497 568 686 784 812 841 994 1136 1372 1421 1624 1682 1988 2059 2744 2842 3248 3364 3479 3976 4118 5041 5488 5684 5887 6728 6958 7952 8236 9947 10082 11368 11774 13456 13916 14413 16472 19894 20164 22736 23548 24353 24389 27832 28826 32944 35287 39788 40328 41209 47096 48706 48778 55664 57652 59711 70574 79576 80656 82418 94192 97412 97556 100891 115304 119422 141148 146189 159152 164836 170723 194824 195112 201782 230608 238844 247009 282296 288463 292378 329672 341446 389648 390224 403564 417977 477688 494018 564592 576926 584756 659344 682892 706237 707281 807128 835954 955376 988036 1023323 1153852 1169512 1195061 1365784 1412474 1414562 1614256 1671908 1729063 1731619 1976072 2046646 2307704 2339024 2390122 2731568 2824948 2829124 2925839 3343816 3458126 3463238 3952144 4093292 4239481 4615408 4780244 4950967 5649896 5658248 5851678 6687632 6916252 6926476 7163261 8186584 8365427 8478962 9560488 9901934 11299792 11316496 11703356 12121333 13832504 13852952 14326522 16373168 16730854 16957924 19120976 19803868 20480873 20511149 23406712 24242666 27665008 27705904 28653044 29676367 33461708 33915848 34656769 39607736 40961746 41022298 46813424 48485332 50142827 50216951 57306088 59352734 66923416 67831696 69313538 79215472 81923492 82044596 84849331 96970664 100285654 100433902 114612176 118705468 122944949 133846832 138627076 143578043 163846984 164089192 169698662 193941328 200571308 200867804 207734569 237410936 242597383 245889898 277254152 287156086 327693968 328178384 339397324 351518657 401142616 401735608 415469138 474821872 485194766 491779796 554508304 574312172 593945317 594823321 678794648 703037314 802285232 803471216 830938276 860614643 970389532 983559592 1005046301 1148624344 1187890634 1189646642 1357589296 1406074628 1454141983 1456291579 1661876552 1721229286 1940779064 1967119184 2010092602 2297248688 2375781268 2379293284 2460630599 2812149256 2908283966 2912583158 3323753104 3442458572 3565403521 3881558128 4020185204 4163763247 4751562536 4758586568 4921261198 5624298512 5816567932 5825166316 6024302501 6884917144 7035324107 7130807042 8040370408 8327526494 9503125072 9517173136 9842522396 10194041053 11633135864 11650332632 12048605002 13769834288 14070648214 14261614084 16080740816 16655052988 17224414193 19685044792 20388082106 23266271728 23300665264 24097210004 24957824647 28141296428 28523228168 29146342729 33310105976 34448828386 39370089584 40776164212 42170117507 42232455791 48194420008 49915649294 56282592856 57046456336 58292685458 66620211952 68897656772 71358287371 81552328424 84340235014 84464911582 96388840016 99831298588 103396702109 112565185712 116585370916 137795313544 142716574742 163104656848 168680470028 168929823164 174704772529 199662597176 204024399103 206793404218 233170741832 275590627088 285433149484 295627190537 337360940056 337859646328 349409545058 399325194352 408048798206 413586808436 466341483664 499508011597 570866298968 591254381074 674721880112 675719292656 698819090116 723776914763 816097596412 827173616872 999016023194 1141732597936 1182508762148 1222933407703 1397638180232 1447553829526 1632195192824 1654347233744 1998032046388 2069390333759 2365017524296 2445866815406 2795276360464 2895107659052 2998504361161 3264390385648 3996064092776 4138780667518 4730035048592 4891733630812 5066438403341 5790215318104 5997008722322 7992128185552 8277561335036 9783467261624 10132876806682 11580430636208 11994017444644 14485732336313 16555122670072 19566934523248 20265753613364 20989530528127 23988034889288 28971464672626 33110245340144 35465068823387 40531507226728 41979061056254 47976069778576 57942929345252 70930137646774 81063014453456 83958122112508 115885858690504 141860275293548 146926713696889 167916244225016 231771717381008 283720550587096 293853427393778 335832488450032 567441101174192 587706854787556 1028486995878223 1175413709575112 2056973991756446 2350827419150224 4113947983512892 8227895967025784 16455791934051568
• Sum of all divisors σ(n): 39059387777813200
• Sum of proper divisors (its aliquot sum) s(n): 22603595843761632
• 16455791934051568 is an abundant number, because the sum of its proper divisors (22603595843761632) is greater than itself. Its abundance is 6147803909710064

Bases of 16455791934051568

• Binary: 111010011101100111010010100000101110100001010011110000₂
• Hexadecimal: 0x3A7674A0BA14F0
• Base-36: 4I13AG9KS8G

Squares and roots of 16455791934051568

• 16455791934051568 squared (16455791934051568²) is 270793088176796644912907683258624
• 16455791934051568 cubed (16455791934051568³) is 4456114716216645253287189436038760478549096722432
• The square root of 16455791934051568 is 128280130.7064019483
• The cube root of 16455791934051568 is 254354.5997624789

Scales and comparisons

• 16,455,791,934,051,568 seconds is equal to 523,243,282 years, 20 weeks, 4 days, 6 hours, 19 minutes, 28 seconds.
• To count from 1 to 16,455,791,934,051,568 would take you about one billion, five hundred sixty-nine million, seven hundred twenty-nine thousand, eight hundred forty-seven years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 16455791934051568 cubic inches would be around 21196.2 feet tall.

Recreational maths with 16455791934051568

• 16455791934051568 backwards is 86515043919755461
• The number of decimal digits it has is: 17
• The sum of 16455791934051568's digits is 79
• More coming soon!